Phases of the Moon. Why we see What we see When we see it! There is a METHOD to the MADNESS!. SPI and Objective. S2005(6) 9 . Identify the moon's phases . Objective: Identify all 8 phases of the moon. . Moon Facts. The moon is not stationary ! It revolves around the Earth.
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Phases of the Moon Why we see What we see When we see it! There is a METHOD to the MADNESS!
SPI and Objective • S2005(6) 9. Identify the moon's phases. • Objective: Identify all 8 phases of the moon.
Moon Facts • The moon is not stationary! It revolves around the Earth. • The moon orbits around our planet. • Light from the moon is a reflection of light from the Sun.
Our Month • It takes the moon approximately 29 daysto orbit the Earth. • That’s about one Earth MONTH (a lunar month!)
The Moon’s Phases • There are 8 phases of the moon. • Each phase lasts for 3-4 days
The basic phases: New moon New When it happens: Beginning of the Lunar month. (Day 1-2) What we see: We see the unlit side of the moon.
What it looks like: New Moon Look from Earth
The basic phases: Full Moon Full When we see it: Middle of the Month (day 14-15) What we see: We see the litside of the moon
What it looks like: Full moon Look from Earth
Quarter Moon • Wesee halfof the moon lit. • Quarter moon occurs halfway between New Moon and Full moon • We call the quarter moons First Quarter and 3rd/Last Quarter.
First Quarter Look from Earth
Last Quarter Look from Earth
Mini Quiz B A • ____ New Moon ____ Full Moon A. B.
Professor Quizmo Let’s See What U Have Learned • A. New Moon • B. Full Moon __Which phase occurs in the middle of a month? __Which phase occurs in the beginning of a month? __When we see the unlit portion of the moon. __ When the whole moon is illuminated. B A A B
The Phases In Between • The phases in between are named by how much light they have and their shape.
The Waxing Phases • Waxing means “Growing.” (Light on Right) • From Day 1 to Day 15 the moon appears to be growing. • Waxing Crescent • Waxing Quarter (Half) • Waxing Gibbous
New Moon to Full Moon • Beginning of Month to the Middle of Month • Day 1-15 Full New Waxing Crescent Waxing Gibbous 1st Quarter (Half)
Mini Quiz ____ Waxing Crescent ____ 1st Quarter (Half) ____ Waxing Gibbous A. B. C. B A C
Professor Quizmo Growing The word “Waxing” means __________. The next phase after the new moon is called __________ ___________. The phase just before the full moon is called the ___________ ___________. Waxing Crescent Waxing Gibbous
The Waning Phases • Waning means “Shrinking.” • From Day 15 to Day 29 the moon appears to be shrinking. • Waning Gibbous • Waning 3rd Quarter • Waning Crescent
Full Moon to New Moon Waning 3rd Quarter Waning Gibbous Waning Crescent New Full • From Middle of Month to the Beginning of New Month • Day 16-Day 29
Mini Quiz C ____ Waning Crescent ____ Waning 3rd Quarter (Half) ____ Waning Gibbous A. B. C. A B
Professor Quizmo Shrinking The word “Waning” means __________. The next phase after the full moon is called __________ ___________. The phase just before the new moon is called the ___________ ___________. Gibbous Waning Crescent Waning
Contrast: Waxing & Waning WaxingWaning Lit on Right Side of Moon Lit on the Left Side of Moon